Each piece of Julia Knight is a unique, handmade sculptural work of art sand-cast by hand in high-grade, food-safe aluminum; each is hand-painted with special color enamel that is mixed with crushed mother of pearl. Due to the handmade process by skilled artisans, small variations may occur in the material, coloring and or finish of the product adding to its natural beauty. Hand wash with warm water and mild soap. Dry thoroughly and immediately after washing to avoid water spots, each piece is hot and cold food safe; avoid putting in the oven or freezer.